|West Coast Trail|
- A surge channel is a narrow inlet on a rocky shoreline.
- It formed as;
1.Waves strike the shore.
2.Water fills the channel.
3.Drains out again.
4. The waves retreat.
- The narrow channel create powerful currents.
- It reverse themselves rapidly.
- The water level rises and falls.
- Surge channels range from a few inches across to 10 feet or more.
- It create tide pools.
- Rapid water movement almost always creates a dangerous situation.
- The West Coast Trail on the coast of Vancouver Island :
- It is famous for large number of surge channels.
- Some are at low tide.